Donner 39 Inch Premium Electric Guitar Gig Bag Backpack Soft Case Cover Water-Resistant Nonwovens Interior Thicken Sponge Pad Two Pockets Black

Function 3: Wireless headphone Bluetooth bass

Please use the DC 9V power adapter whose polarity is positive pole outside and negative pole inside

Material :300gsm kraft paper cardboard

Type: Embedded Computer

i9s Bluetooth Headset Wireless Headphones Auto pair Stereo TWS Earphones with Charging box For iPhone 7 8 X Xs Xr Xiaomi Huawei Battery Donner 39 Inch Premium ElectricPlug Type: Wireless Function: For Mobile Phone,For Internet Bar,for Video Game,Monitor Headphone,HiFi Headphone,For iPod,Sport,Common Headphone Wireless Type: Bluetooth Connectors: None Style: Neckband Communication: Wireless Support Memory Card: No Resistance: 30 Is wireless: Yes Support APP: No Model Number: Bluetooth headphone i9s earbuds Brand Name: MR. YIKUU Line Length: None With Microphone: Yes Frequency Response Range: 20 20000Hz Active Noise