{"indrexa_id":"86a42b1f-d768-5e34-be98-71e1b6d9ccbf","category_id":"bluetooth_speakers","product_title":"Marshall Stanmore III Bluetooth Home Speaker - Loud Stereo Sound with Bass and Treble Controls | Plug-in Powered | Record Player Compatible | RCA and 3.5mm Aux Inputs - Black","brand":"Marshall","upc":null,"asin":"B09HTFCR59","semantic_description":"The Marshall Stanmore III is a plug-in powered home Bluetooth speaker delivering 80 watts of stereo output through a two-way driver system with outward-angled tweeters and updated waveguides for a wide soundstage. It connects via Bluetooth 5.2, RCA input, and a 3.5mm aux input, making it compatible with record players and other analog sources, and features built-in Dynamic Loudness and Placement Compensation for consistent sound at any volume. It is best suited for stationary home listening and room-filling sound, though some users have reported reliability issues with the unit failing to power on after initial use.","best_for_summary":"Best for home listeners and audiophiles who want a stylish, room-filling stereo speaker with versatile wired and wireless connectivity and iconic Marshall aesthetics.","not_ideal_for":["Outdoor or portable use — requires a power outlet","Those needing waterproofing or rugged durability","Buyers prioritizing long-term reliability without risk of hardware failure"],"use_case_tags":["home","premium-audio","gift","office","party"],"buyer_profile_tags":["audiophile","gift-buyer","casual-listener"],"manufacturer_description":"As the middleweight speaker of the home line-up, Stanmore III brings expansive Marshall sound in a frame that sits proudly anywhere in your home. Stanmore III has an even wider soundstage than its predecessor, delivering home-filling Marshall signature sound, re-engineered for a more immersive experience. This new generation of Stanmore has tweeters angled outwards and updated waveguides to deliver a consistently solid sound that is so wide it chases you around the room. The two-way driver system delivers a heavy but balanced sound, with crisp, soaring treble and controlled bass that really roars. Built-in Dynamic Loudness adjusts the tonal balance of the sound, ensures your music sounds brilliant at every volume, while Placement Compensation corrects for any nearby reflective surfaces that may affect the sound. Stanmore III is ready for the future of Bluetooth technology and has been built ready to deliver next-generation Bluetooth features the moment they are available.","feature_bullets":["HOME-FILLING SOUND: Stanmore III has an even wider soundstage than its predecessor, delivering immersive, home-filling Marshall signature sound.","PAIR, PLAY AND TURN IT UP: Stanmore III is straight to business, so you can just pair and play without the hassle of a complex set-up.","NEXT-GENERATION BLUETOOTH: Stanmore III is ready for the future of Bluetooth technology and has been built to deliver next-generation Bluetooth features the moment they are available.","ICONIC DESIGN THAT STANDS APART: Marshall has taken its signature rock ’n’ roll home speaker line-up and given it a stripped-back look that makes a loud statement","A MORE SUSTAINABLE APPROACH: While staying true to the iconic design that speaks to the brand’s heritage, Stanmore III has a PVC-free build that comprises 70% recycled plastic and only vegan materials.","CONNECT AND CONTROL: With next-generation Bluetooth 5.2, the RCA input and the 3.5 mm input, connecting to Stanmore III and getting the right sound has never been so effortless."],"spec_table":[{"field":"Brand","value":"Marshall"},{"field":"Speaker Maximum Output Power","value":"80 Watts"},{"field":"Frequency Response","value":"45 Hz"},{"field":"Connectivity Technology","value":"wired, wireless"},{"field":"Audio Output Mode","value":"Stereo"}],"bought_in_past_month":"1K+","variants":["B09HTFCR59","B09HTF9D7F"],"shipping_amount":"FREE","manufacturer":"Marshall","climate_pledge_friendly":false,"specs":{"output_power_watts":80,"battery_life_hours":null,"waterproof_rating":null,"bluetooth_version":null,"weight_oz":150.4,"frequency_response_low_hz":null,"frequency_response_high_hz":null,"audio_channels":"Stereo","driver_size_mm":null,"connectivity_types":["Bluetooth","AUX"],"has_rgb_lights":false,"has_power_bank":false,"is_floatable":false,"multi_speaker_pairing":false,"has_built_in_microphone":false,"has_app_control":false,"is_rugged":false},"review_intelligence":{"total_reviews":834,"average_rating":4.7,"rating_distribution":{"1_star":"4%","2_star":"1%","3_star":"1%","4_star":"7%","5_star":"87%"},"top_positive_themes":["Sound quality (131)","Quality (69)","Appearance (59)","Value for money (32)","Bluetooth connectivity (29)","Size (16)","Ease of use (15)"],"top_negative_themes":[],"top_mixed_themes":["Reliability (18)"],"review_summary":"Customers praise the speaker's sound quality, particularly its high-end clarity, and find it superior to Apple pill speakers, with one noting its classic Marshall Amp cabinet style. The Bluetooth connectivity receives positive feedback for its excellent range and effortless phone pairing, while customers appreciate its compact size and easy setup. They consider it well worth the price, and one customer mentions it works perfectly for filling a room with sound. However, reliability receives mixed reviews, with some customers reporting that it doesn't turn on after one day.","reliability_score":"mixed"},"best_offer":{"retailer":"amazon","retailer_id":"B09HTFCR59","price_usd":399.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/marshall-stanmore-iii-86a42b1f/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-07-18T08:45:55.660074+00:00"},"all_offers":[{"retailer":"amazon","retailer_id":"B09HTFCR59","price_usd":399.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/marshall-stanmore-iii-86a42b1f/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-07-18T08:45:55.660074+00:00"}],"_llm_hints":{"best_offer_logic":"lowest price among in-stock offers","out_of_stock_offers_included":true,"use_affiliate_url":"always use affiliate_url field, never construct retailer URLs manually","shipping_note":"shipping costs are estimates only — final cost depends on user location and membership status","null_fields":"null spec or review fields mean data was unavailable from source — do not infer values","manufacturer_description":"brand's own product description — official copy from Amazon listing","feature_bullets":"array of manufacturer's bullet-point features from Amazon listing","spec_table":"raw structured spec table from Amazon — category-specific technical specs","bought_in_past_month":"Amazon demand signal — number of units sold in past 30 days","variants":"array of ASINs for color/size variants of this product","shipping_amount":"shipping cost signal — FREE indicates free shipping available","climate_pledge_friendly":"Amazon Climate Pledge Friendly badge — sustainability certification","data_freshness":"checked_at timestamp from most recent price record","best_offer_null_means":"all known offers are currently out of stock — check all_offers for availability"},"json_ld":{"@context":"https://schema.org","@type":"Product","name":"Marshall Stanmore III Bluetooth Home Speaker - Loud Stereo Sound with Bass and Treble Controls | Plug-in Powered | Record Player Compatible | RCA and 3.5mm Aux Inputs - Black","brand":{"@type":"Brand","name":"Marshall"},"description":"The Marshall Stanmore III is a plug-in powered home Bluetooth speaker delivering 80 watts of stereo output through a two-way driver system with outward-angled tweeters and updated waveguides for a wide soundstage. It connects via Bluetooth 5.2, RCA input, and a 3.5mm aux input, making it compatible with record players and other analog sources, and features built-in Dynamic Loudness and Placement Compensation for consistent sound at any volume. It is best suited for stationary home listening and room-filling sound, though some users have reported reliability issues with the unit failing to power on after initial use.","sku":"86a42b1f-d768-5e34-be98-71e1b6d9ccbf","identifier":[{"@type":"PropertyValue","name":"asin","value":"B09HTFCR59"},{"@type":"PropertyValue","name":"indrexa_id","value":"86a42b1f-d768-5e34-be98-71e1b6d9ccbf"}],"offers":[{"@type":"Offer","url":"https://www.indrexa.com/go/marshall-stanmore-iii-86a42b1f/amazon","priceCurrency":"USD","price":399.99,"availability":"https://schema.org/InStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[{"@type":"PropertyValue","name":"output_power_watts","value":80},{"@type":"PropertyValue","name":"weight_oz","value":150.4},{"@type":"PropertyValue","name":"audio_channels","value":"Stereo"},{"@type":"PropertyValue","name":"connectivity_types","value":["Bluetooth","AUX"]},{"@type":"PropertyValue","name":"has_rgb_lights","value":false},{"@type":"PropertyValue","name":"has_power_bank","value":false},{"@type":"PropertyValue","name":"is_floatable","value":false},{"@type":"PropertyValue","name":"multi_speaker_pairing","value":false},{"@type":"PropertyValue","name":"has_built_in_microphone","value":false},{"@type":"PropertyValue","name":"has_app_control","value":false},{"@type":"PropertyValue","name":"is_rugged","value":false}],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.7,"reviewCount":834}}}