Universal Mobile Phone Computer Type-C Bluetooth Audio Transmitter 1. Bluetooth version: QCC 5.4 2. Wireless protocols: A2DP, HFP, AVRCP, LE Audio, AURACAST 3. Operating frequency: 2.402GHz-2.480GHz 4. Frequency response: 100Hz-20Khz 5. Bluetooth distance: 10M 6. AURACASTBroadcast: Supports multiple devices listening at the same time 7. Signal-to-noise ratio: 90dB 8. Input mode: USB driver-free 9. Audio format: SBC APTX LL HD Adaptive LE AUDIO 10. USB call: Supported under BT LE, not supported under AURACAST 11. Audio sharing is more convenient and extensive. As long as the device is within the effective Bluetooth range of the transmitter and supports the Auracast broadcast audio function, it can join the broadcast channel to receive audio 12. Equipped with Qualcomm QCC3086 chip, it has advantages in sound quality, stability and speed 13. 10 meters barrier-free transmission in BTLE mode, built-in enhanced antenna, full house coverage, 15 meters barrier-free transmission in broadcast mode 14. Size: 30x17.6x6.8cm Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!