Specifications:

• High-volume chemical company: No
• Art: External
• Certification: Cerium
• Bluetooth protocol: A2dp\ avctp\avdtp\avrcp\hfp\spp\smp\att gap\gatt\rfcomm\sdp \l2 cap
• Bluetooth version: Bluetooth 5.1
• Compatible system: Winxp 7 8 10, mac os, plug and play, no driver
• Installation: Usb driver-free
• Brand name: Wsellda
• Model number: Volume
• Music formats: Mp3, wma, ape, flac, aac , mp4 , m4a, wav, aif, aifc
• Name: Pc volume controller
• Interface type: Usb
• Signal-to-noise ratio: ≥ 90db
• Origin: Cn (origin)