... 20~70°. Bluetooth frequency range: 2402 ~ 2480 MHz. Degree of distortion: <0.1%. SNR: >90dB. Frequency response: 30Hz-15Khz. ... input voltage: 8V~28V Packaging Gift Box: Accessories: Manual, Car Charger, USB Cable, ClampShenzhen Koogogo Science & Technology Co., ... Projectors, Tablet PCs (MID), E-Books, Car DVRs (Car Blackbox), Bluetooth Car Kits, Car FM Transmitters, Mini MP3 Speakers, Digital Photo ...