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<tc>Harmony</tc> ライト 1Vendor: AvantreeAuracast Bluetooth 5.4 Transmitter + 3 Sync Speakers, Expandable Wireless Audio System
Auracast Multi-Speaker Sync – One TX, Unlimited Expansion
No Pairing & Optical /AUX /Bluetooth Inputs
Available Aug 31, 2026
Unit price perRegular price $299.99 -
Auracast & Bluetooth – use solo or expand to 100 speakers
aptX adaptive for low latency TV audio
Unit price perRegular price $89.99 -
Harmony A1 | Multi-Room LE Audio Auracast Speaker SystemVendor: AvantreeMulti-Room LE Audio Auracast Speaker System for Home & Events
Perfect sync audio up to 100m/328ft
Rich, powerful stereo sound with 3 EQ
Unit price perRegular price $299.99 -
100ft multi-room coverage with Auracast
Clearer, richer audio tailored to your taste
Unit price perRegular price $89.99 -
<tc>Harmony</tc> A2 | Auracast マルチルーム スピーカー システムの強化されたサウンドVendor: AvantreeMulti-Room Auracast Speaker System for Home & Events
100ft multi-room coverage with Auracast
Clearer, richer audio tailored to your taste
Unit price perRegular price $299.99 -
<tc>Harmony</tc> A3 | Auracast オーディオ トランスミッター & スピーカー レシーバー キットVendor: AvantreeAuracast Bluetooth 5.4 Transmitter/Receiver Set, One-to-Many Speaker System, 328ft Range
Auracast 1-to-Many | 328ft Long Range
Bluetooth or OPT/AUX Input | For Speakers (AUX/RCA)
Unit price perRegular price $249.99 -
<tc>Harmony</tc> |ワイヤレスマルチルームオーディオシステムVendor: AvantreeWireless Stereo Speaker System for Multiple Rooms & Party, 1 Transmitter & 3 Speakers
Add up to 100 speakers, all in sync
Bluetooth speaker works independently
Unit price perRegular price $249.99 -
Broadcasts to 100 speakers
Bluetooth speaker works independently
Unit price perRegular price $79.99 -
HAX06 | Hdmi Arc Audio Extractor PassthroughVendor: AvantreeHDMI ARC Audio Extractor for Soundbar & Headphones
Add Optical / RCA to HDMI ARC-only TVs
HDMI soundbar and headphones simultaneously
Unit price perRegular price $74.99 -
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Headband Padding for Opera Plus/Opera/Duet/Aria SeriesVendor: AvantreeHeadband Padding for Opera Plus/Opera/Duet/Aria SeriesUnit price perRegular price $14.99
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HT280用ヘッドホンVendor: AvantreeStarting from Batch T23F1, we have upgraded the headphone chipset. Please check the batch number of your transmitter. Units manufactured before June 2023 (Batch No. T15A1–T23E5) are not compatible with the new headphones.
Boosted volume
Replaceable battery
Unit price perRegular price $69.99 -
HearCoil | T-Coil Neckloop for Hearing AidsVendor: AvantreeT-Coil Neckloop for Hearing Aids, Compatible with Auracast Receivers & Assistive Listening Systems, Hearing Loop for Church & Public Venues, 3.5mm Audio Plug, Charging Dock Included
Works with Telecoil Hearing Aids
Compatible with 3.5mm Audio Receivers
Lightweight Neckloop for All-Day Comfort
Unit price perRegular price $99.99 -
ヒアセイクリア |テーブルマイク付き聴覚アンプVendor: AvantreeHearing Assistive Earbuds for Clear Speech in Noisy Environments & TV Earbuds 2-in-1
Boosts voice clarity & reduces background noise
Doubles as wireless TV watching set
Unit price perSale price $299.99 Regular price $349.99Save $50.00 -
HF027 |テレビ・パソコン・キーボード用ロングコードイヤホンVendor: AvantreeLong Cord Earphone with 18-feet Spring Coiled Wire for 3.5mm Audio Output TV, PCUnit price perRegular price $19.99
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HS102 |ケーブルホルダー付きアルミヘッドホンスタンドVendor: AvantreeAvantree Aluminum Headphone Stand Headset Hanger with Cable HolderUnit price perRegular price $29.99
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Unit price perRegular price $29.99
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HT280 | 2.4G ワイヤレス TV ヘッドフォン システムVendor: AvantreeWireless TV headphones, high volume setting, transmitter charging dock, ideal for the seniors and hearing impaired
Charger & transmitter 2-in-1
Replaceable battery
Unit price perRegular price $114.99 -
HT380 |テレビ視聴用ワイヤレスヘッドフォンVendor: Avantree[Discontinued] Wireless Headphone System for Hearing Impaired Seniors, Loud, Left / Right Balance Adjustment, Voice Clear Mode, Backup Battery incl. Support All TVUnit price perRegular price $99.99
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Higher volume, clearer tones
Surroundings awareness
Unit price perRegular price $119.99 -
HT3831 |シニア向けワイヤレスTVヘッドフォンVendor: AvantreeTV Headphones for Seniors with Group Listening, Hearing Boost & L/R Balance Control
Left & Right Volume Control
Ambient Sound Hearing Aid
Connect up to 100 Headphones
Unit price perRegular price $239.99 -
HT4186 |テレビ視聴用ワイヤレスヘッドフォンイヤフォンVendor: AvantreePlug & play, no audio delay, wireless in-ear headphone set for TV
No lip-sync delays
Extended play time
Unit price perRegular price $79.99 -
HT4186-Q | Wireless Earbuds For TV WatchingVendor: Avantree[2025 Upgraded] Bluetooth 5.3 Wireless Earbuds for TV Watching with aptX Adaptive Supporting Bluetooth Transmitter
support aptX Adaptive, no lip-sync delays
Extended play time
Unit price perRegular price $94.99 -
HT41866 | Bluetooth 5.0 トランスミッター & デュアル ヘッドフォン TV セットVendor: AvantreeLow Latency Bluetooth 5.0 Dual In-ear Headphones & Transmitter Adapter Set for Watching TV with Personalized Audio Control
No lip-sync delays
Extended play time
Unit price perRegular price $109.99
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