【Garansi 3 Tahun 】A31 Headphone Bluetooth Nirkabel Premium TWS Mikrofon Bawaan Pengurang Kebisingan Kontrol Sentuh Headphone Olahraga Ketepatan Tinggi Tahan Air IPX5 HiFi Bluetooth Versi Terbaru 5.1 Bass ipod nano

Specifications: Product name: Air 31 headset Bluetooth version/chip:v5.3/Bestechnic BES2300IU. Audio decoding protocol: SBC/AAC Frequency response: 20Hz ~ 20kHz Transmission distance: ≥10m Headset battery: 40mAh Headset working time: 4 hours (music mode), 3 hours (call mode) Charging box battery: 500mAh Total working time: about 20 hours Headset charging time: about 1 hour Charging box charging time: about 2 hours Charging box input: DC5V / 0.4A Size:49.5x42.4x29.6mm. Weight: about 39.5 grams Waterproof level: IPX4 Certification: CE, RoHS, FCC, EAC, TELEC, BQB, UL62368 test report Feature 1: LED digital display Feature 2: Noise reduction ENC, clear calls Feature 3: Supports fast charging, charge 10 minutes, use 1.5 hours. Feature 4: Translucent material