Net weight: 35g, packing weight with color box: 54G. Product size: 83*50*45mm, color box size: 113*70*52mm. Note: there is no TF card slot in Q5. Specifications: 1. Bluetooth v5.0 2. Dual display nixie tube display 3. Support USB 3.1a fast charging 4. Support PD fast charging 5. Support voice assistant function 6. Support one-key soft shutdown; Support any key start 7. Support atmosphere lamp 8. Battery voltage detection 9. Automatic memory function in case of power failure 10. Support stereo FM broadcast technology 11. Support USB flash drive playback 12. Support TF card music playback 13. Support wma, MP3, WAV, FLAC music format files 14. Bluetooth supports A2DP, AVRCP, HFP, HSP 15. Bluetooth Hands-free calls 16. Support Bluetooth stereo music DSP technology Package includes: 1 * car Bluetooth Notes: Please do not leave 1 star and 2 star feedback without asking for help. If you have any questions, please contact us. We will do our best to solve any problems and provide you with the best customer service. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!