Ohm Denki AudioComm Wireless Bluetooth Stereo Bluetooth Smartphone Smartphone White OHM Headphones, Headphones, 5.3, Calls, Calls, Hands-Free Calls,

[Features] ◆ Enjoy wirelessly freely ◆ Compatible with smartphone hands-free calls ◆ Can be folded and carried compactly ◆ Can play music for about 14 hours after about 3 hours of charging ◆ Speaker diameter is about 40 mm ◆ Comes with external audio input terminal ◆ Body color is white [Specifications] ◆Power supply: DC5V (USB power supply...microUSB input terminal) ◆Built-in battery: Rechargeable lithium polymer battery (3.7V 400mAh) ◆Model/Driver unit: Sealed dynamic type/Aperture approx. 40mm ◆Reproduction frequency band: 20Hz to 20000Hz ◆Maximum practical output: 500mW+500mW ◆Mic for calls: Omnidirectional ◆Charging time: Approximately 3 hours (from zero to fully charged) ◆ Music playback time: Approximately 14 hours (medium volume) ◆ Talk time: Approximately 16 hours (medium volume) ◆ Standby time: Up to approximately 20 hours (when connected wirelessly) ◆ Allowable operating temperature/humidity: 0 to 40 ℃/20 to 80% (without condensation) ◆ Mass: Approx. 178 g ◆ Accessories: φ3.5 mm stereo mini plug cord (approx. 1.2 m), dedicated charging cord * (approx. 50 cm), instruction manual with warranty ≪Bluetooth section≫ ◆Communication method: Bluetooth standard Ver.5.3 ◆Supported profiles: HSP, HFP, A2DP, AVRCP ◆Output: class 2 ◆Maximum communication distance: Line-of-sight Approximately 10m ◆Frequency band used: 2.4000GHz to 2.4835GHz ◆Modulation method: GFSK ◆Supported codecs: SBC, AAC ◆Transmission band (A2DP): 20Hz-20000Hz (at 44.1kHz sampling) *For charging, you will need a separate AC adapter for use with a computer or smartphone that can be connected to the USB-A terminal of the included dedicated charging cord.