T9 Low latency 5.2 Bluetooth Audio Transmitter Supports Fiber Optic Coaxial APTX No Cable 1. Bluetooth version: Qualcomm 5.2 2. Bluetooth protocol: A2DP AVRCP HFP HSP 3. Frequency range: 2.402GHz-2.480GHz 4. Frequency response: 100Hz-20kHz 5. Audio encoding: SBCAPTXAPTXLLAPTXHDAPTX Adaptive 6. Lowest latency: 40 ms in APTXLL mode 7. Support for calling: Only one receiving device is valid in call mode 8. Transmission distance: 10 meters 9. Number of connected devices: 2 10. Signal-to-noise ratio: >90dB 11. Input mode: USB drive-free optical fiber coaxial AUX 12. Support system: Win-ALL LinuxApplePS4-5Android 13. Note: If there is no cable, the power supply cord will be distributed 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!