ABOVELIKE We Collect We Sell SKU:EL00634 Bluetooth 5.1 Adapter Dog Description: Product Name: V5.1 Bluetooth Adapter; Interface: USB 2.0; Transmission rate: maximum 10Mbps; Bluetooth-compatible version: Bluetooth-compatible V5.1; Frequency band: 2.400-2.480GHz; Colour: Black; Product size: 21 x 16 x 5mm Low-power options: 1.2 to 3.6 VI/O; Compatible with Bluetooth-compatible: v1.2/2.0/2.1/3.0/4.0; Supported operating systems: compatible for Windows, Android, Linux, FRERTOS, ThreadX UITRON; Support software: compatible for Microsoft Bluetooth-compatible software, CSR Har mony, Bluez, Bluesol; Support application functions: HFP/HSP (hands-free phone/headphone) A2DP/AVRCP (stereo music) HID/HOGP (keyboard mouse). DUN/PAN (online), PBAPMA; PFTPSPP.GATT, etc. Packing list: 1 x Bluetooth Adapter MORE ITEMS ON ABOVELIKE USB 2.0 Wireless Bluetooth 5.1 Adapter Dongle Transmitter Receiver For PC Laptop ITEM DESCRIPTION ABOVELIKE We Collect We Sell SKU:EL00634 Bluetooth 5.1 Adapter Dog Description: Product Name: V5.1 Bluetooth Adapter; Interface: USB 2.0; Transmission rate: maximum 10Mbps; Bluetooth-compatible version: Bluetooth-compatible V5.1; Frequency band: 2.400-2.480GHz; Colour: Black; Product size: 21 x 16 x 5mm Low-power options: 1.2 to 3.6 VI/O; Compatible with Bluetooth-compatible: v1.2/2.0/2.1/3.0/4.0; Operating systems: Win7, Win8, Win8.1, Win10, Win11 (systems above Win8 do not require a drive) Supported operating systems: compatible for Windows, Android, Linux, FRERTOS, ThreadX UITRON; Support software: compatible for Microsoft Bluetooth-compatible software, CSR Har mony, Bluez, Bluesol; Support application functions: HFP/HSP (hands-free phone/headphone) A2DP/AVRCP (stereo music) HID/HOGP (keyboard mouse). DUN/PAN (online), PBAPMA; PFTPSPP.GATT, etc. Packing list: 1 x Bluetooth Adapter PAYMENT SHIPPING RETURNS CONTACT US FEEDBACK PAYMENT 1.We use payment. 2.Please make sure shipping address on your account is correct and up-to-date. 3.If you purchase multiple items from us, please pay them together with one payment instead of paying them individually so that we can ship them in one package. SHIPPING Items will be shipped within 1-3 days after receiving full payment via SpeedPAK Standard. Estimated shipping times are approximately 8 to 12 business days to the United States ,9 to 25 business days to the ohter countries.The tracking number will be promptly updated in your order details. If you prefer express shipping (e.g., FedEx, DHL, EMS), please contact us.We do not cover customs duties for your package; please pay any local taxes by yourself. We will do our best to assist you. We offer combined shipping payments. RETURNS We offer a 30-day return and exchange service, and the return shipping costs are to be paid by the buyer. Returned items must be in acceptable condition, excluding any physical damage caused during shipping. If you need assistance with warranty and returns, please email us . CONTACT US Please feel free to email us directly at abovelike AT 163 dot com or send us a message through the messaging system. We will respond promptly. FEEDBACK We appreciate your positive feedback, and we would be grateful if you could give us a "five-star" rating for our "detailed seller rating." If you are dissatisfied with our products or services for any reason, please contact us before leaving neutral or negative feedback. We will strive to resolve the issue to the satisfaction of both parties.