Recrsi RE-NY034 TF Card Expand Wireless Bluetooth Neckband

Product details of Recrsi RE-NY034 TF Card Expand Wireless Bluetooth NeckbandRecrsi RE-NY034 TF Card Expand Wireless Bluetooth Neckband Earphone version-NY034Profile Support-HSP HEP.A2DP.AVRCPSensitivity- 102dBImpedance- 16 ohmFrequency Response- 20-20000HzStan-by Time- 2160h = 3 monthsTalk Time- 60h music timeMusic play Time- 60hCharging Time- 2hCharging Voltage- DC 5VFrequency Range- 2.402G-2480GAmbient Temperature- 20/+60CTransmission Distance- 10m~15mBattery Capacity- 500mAh. 3.7VProduct type: Bluetooth Wireless NeckbandBrand: RegrsiBluetooth version: 5.1Charging type: Type CMusic time: 60hCharging power: 500mATF Card ExpandRecrsi RE-NY034 TF Card Expand Wireless Bluetooth Neckband  Music play Time- 60hCharging Time- 2hCharging Voltage- DC 5VFrequency Range- 2.402G-2480GAmbient Temperature- 20/+60CTransmission Distance- 10m~15mBattery Capacity- 500mAh. 3.7VProduct type: Bluetooth Wireless NeckbandBrand: RegrsiBluetooth version: 5.1Charging type: Type CMusic time: 60hCharging power: 500mATF Card Expand