Certification - ce Is wireless - Yes Support Memory Card - Yes Vocalism Principle - Dynamic Volume Control - Yes Control Button - Yes Model Number - P47 Style - Headphone Communication - Wireless+Wired Use - Portable Media Player, Mobile Phone, Aviation, COMPUTER, Gaming, Sports, Travel, For Internet Bar, For iPod Place of Origin - China Cord Length - 100cm Waterproof Standard - IPX-1 Active Noise-Cancellation - yes Feature - Built-in Microphone Usage - PC/MP3/Mobilephone/Tablet/Laptop/Audio Devices BT Version - 5.0 BT Product Name - P47 Standby Time - 100 hours Operating voltage range - DC-5V Calling/Music time - 3 - 4 hours Transmission distance - 10m(outdoor straight distance) Charging time - 1 hour Battery capacity - 200mAh BT Version - 5.0 version
