Features 1、RETRO DESIGN: Telephone handset has a retro look that can make your calls fun and stylish. It is a retro gift choice for nostalgic people. 2、HD SPEAKER AND MICROPHONE: This wireless mobile phone handset has HD speaker and microphone, frosted housing for more durability. 3、EASY TO OPERATE: Menu button for pick up, hang up, voice Plus, Minus button with volume control during call, usb port for charging. 4、COMPATIBLE DEVICES: This bluetooth handset supports any cell phone, computer, as long as there is bluetooth support, easy and convenient to use. 5、RECHARGEABLE: Cordless handset receiver built in 200mAh battery, about 3 hours charging time, can talk for 8 hours, standby for 72 hours. Specification Item Type: BT Telephone Handset Material: ABS Operating Voltage: DC 4V Built in Lithium Polymer Battery: 200mAh Talking Time: 8 Hours Standby Time: 72 Hours Talking Distance: Approx. 8-10m / 26.2-32.8ft Charging Time: 3 Hours Package List 1 x BT Telephone Handset 1 x Instruction Manual 1 x Charging Cable