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    4 - Auracast & Bluetooth 5.4 TV Transmitter 2-in-1 for Headphones & Selected Hearing Aids, aptX Adaptive & HD, Optical & AUX Output, Future-Ready & Upgradeable

    • [BUILT FOR AURACAST HEARING AIDS] Works only with the Auracast hearing aid models listed in our images (e.g., GN Danalogic Extend, Jabra Enhance Pro 20, ReSound Nexia). Other models are not supported. [* Pairing requires compatible devices like Galaxy S20+ or the official hearing aid apps. ]
    • [LATEST BLUETOOTH 5.4 & AURACAST TECH]Powered by a Qualcomm chip, supporting both Bluetooth 5.4 and Auracast for stable, low-latency, HD audio.
    • [WATCH TV WITH BLUETOOTH HEADPHONES]Connect to your TV (Optical/AUX) and stream to Bluetooth headphones from brands like AirPods or Bose for private listening.
    • [AUDIO SHARING MADE EASY]Broadcast TV sound to multiple listeners at once perfect for family viewing, group listening, or small venues. [ * Note: Classic Bluetooth mode does not support dual connection only one headphone can be paired at a time. ]
    • [LONG RANGE & RELIABLE CONNECTION]In standard Bluetooth mode, reach up to 165ft (50m) line-of-sight. In Auracast mode, the range extends up to 330ft (100m) in open air, depending on the receiving device and environment.
    • [FUTURE-PROOF DESIGN]USB-C firmware updates (DFU) keep your device compatible with the latest Bluetooth and Auracast standards.
    • [SMART DISPLAY & VOLUME KNOB]Instantly check pairing status and adjust volume directly with the physical control for a smoother experience.
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    Overview
    Specs
    Reviews
    1

    Unboxing video for audikast 4

    Merchant Video
    auracast ecosystem
    • Yes, it connects with most brands like AirPods, Bose for private TV listening

    • It works only with the Auracast-compatible hearing aid models shown in our product images – such as GN Danalogic Extend, Jabra Enhance Pro 20, and ReSound Nexia.

      Models not listed are not supported. Please check your model before purchase.

    • Yes, just plug in, switch the mode, pair and connect. The display and volume knob make control simple.

    • Classic Bluetooth only supports one device; Auracast allows multi-listening but requires compatible headphones or hearing aids.

    • Yes, firmware upgrades are easy via USB-C on your computer.

    SPECIFICATIONS

    Bluetooth Version Bluetooth 5.4
    Supported Audio Codecs aptX Adaptive, aptX-HD, aptX, SBC, LC3
    Supported Bluetooth Profiles A2DP, Auracast Broadcast
    Audio Latency 60ms~
    Audio Input Optical (TOSLINK), 3.5 mm AUX
    Operating Range Up to 100ft (30m)
    Input Voltage / Current DC 5V/1A
    Power Supply USB charger or TV USB port
    Power Port USB-C
    Firmware Upgradable Yes (DFU support)
    Product Size 2.87 × 2.68 × 2.64in
    Product Weight 1.34oz

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    Avantree Audikast 4

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    Avantree Orbit Pro

    Customer Reviews
    Price
    Bluetooth Version
    Bluetooth 5.4 Bluetooth 5.3 Bluetooth 5.3 Bluetooth 5.0
    Transmitter / Receiver
    Transmitter Transmitter Transmitter Transmitter & Receiver
    Hearing Aids Support
    BT & Auracast Connection Bluetooth Connection Bluetooth Connection Bluetooth Connection
    Supported Audio Codecs
    aptX AD & HD, aptX, SBC, LC3 aptX-Adaptive, aptX, SBC aptX adaptive, aptX, SBC aptX LL, aptX, FastStream, SBC
    Audio Input
    Optical /AUX Optical /AUX Optical /AUX HDMI/Optical /AUX
    Auracast Broadcast
    ? ? ? ?
    Firmware Updates
    ? ? ? ?
    1

    Unboxing video for audikast 4

    Merchant Video
    auracast Ecosystem
    • Yes, it connects with most brands like AirPods, Bose for private TV listening

    • It works only with the Auracast-compatible hearing aid models shown in our product images – such as GN Danalogic Extend, Jabra Enhance Pro 20, and ReSound Nexia.

      Models not listed are not supported. Please check your model before purchase.

    • Yes, just plug in, switch the mode, pair and connect. The display and volume knob make control simple.

    • Classic Bluetooth only supports one device; Auracast allows multi-listening but requires compatible headphones or hearing aids.

    • Yes, firmware upgrades are easy via USB-C on your computer.

    SPECIFICATIONS

    Bluetooth Version Bluetooth 5.4
    Supported Audio Codecs aptX Adaptive, aptX-HD, aptX, SBC, LC3
    Supported Bluetooth Profiles A2DP, Auracast Broadcast
    Audio Latency 60ms~
    Audio Input Optical (TOSLINK), 3.5 mm AUX
    Operating Range Up to 100ft (30m)
    Input Voltage / Current DC 5V/1A
    Power Supply USB charger or TV USB port
    Power Port USB-C
    Firmware Upgradable Yes (DFU support)
    Product Size 2.87 × 2.68 × 2.64in
    Product Weight 1.34oz

    TV Transmitters from Avantree

    https://m.media-amazon.com/images/S/aplus-media-library-service-media/da1350e6-eaee-4dde-a10c-cdc07685f679.__AC_SR200,225___.jpg

    Avantree Audikast 4

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    Avantree Oasis Plus 2

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    Avantree Orbit Pro

    Customer Reviews
    Price
    Bluetooth Version
    Bluetooth 5.4 Bluetooth 5.3 Bluetooth 5.3 Bluetooth 5.0
    Transmitter / Receiver
    Transmitter Transmitter Transmitter Transmitter & Receiver
    Hearing Aids Support
    BT & Auracast Connection Bluetooth Connection Bluetooth Connection Bluetooth Connection
    Supported Audio Codecs
    aptX AD & HD, aptX, SBC, LC3 aptX-Adaptive, aptX, SBC aptX adaptive, aptX, SBC aptX LL, aptX, FastStream, SBC
    Audio Input
    Optical /AUX Optical /AUX Optical /AUX HDMI/Optical /AUX
    Auracast Broadcast
    ? ? ? ?
    Firmware Updates
    ? ? ? ?

    Product information

    Special Feature 1. Check Compatibility for Hearing Aids First! 2. Auracast & Multi-Listener Compatible; 3. Firmware Upgradable
    Brand Avantree
    Connectivity Technology Bluetooth & Auracast
    Power Source USB-C Powered
    Product Dimensions 2.7"L x 2.9"W x 2.6"H
    Item Weight 5.3 ounces
    Item model number BTTC-480
    Connectivity technologies Bluetooth & Auracast
    Special features 1. Check Compatibility for Hearing Aids First! 2. Auracast & Multi-Listener Compatible; 3. Firmware Upgradable
    Other display features Wireless
    Color Black
    Manufacturer Avantree
    Date First Available December 8, 2023

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: 90 days
    • This item is covered by Fegfrght Return Policy

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