Best Bluetooth 2 0 Specification

Techkey USB Bluetooth 4.0 Adapter Dongle for PC Laptop Computer Desktop Stereo Music, Skype Call, Keyboard, Mouse, Support All Windows 10 8.1 8 7

【Great for the old motherboards not supporting Bluetooth,Plug and play!】Dual-mode support Bluetooth 5.0 low energy (Backward compatible 2.0/3.0/4.0),Full-speed USB 2.0 interface,Bluetooth v5.0 specification compliant,2.402-2.48GHZ ISM Band,Low power Consumpt.
【Perfectly support Win 7 or above system】(Upgrade to Win 10 is recommended) ,Class II power standard, distance of 10-20 meters,Support Bluetooth EDR data rate to 3Mbps,System Support:Windows7、Win8、Win8.1、Win10,Realtek Driver RTL8761B Chips.
【You Can Connect to Bluetooth headphones from your PC and unlike standard Bluetooth adapters it transmits the audio steadily with a good sound quality and without any noticeable delay】Which is important when gaming or watching videos,Support Profile: Serial Port、Object Push、File Transfer、LAN Access、Personal Area Network、Audio Geteway、 Heatset HID、Keyboard、Mouse、HCRP(Printer Cable Replacement)、Bluetooth Low Energy、PIM Synchronization Profile, A2DP、AVRCP、Bluetooth low energy..
【You Can support up to 4 devices to work simultaneously】Supports Devices:Bluetooth Headset/Bluetooth Keyboard/Bluetooth Mouse/Bluetooth Speaker/Mobile phone/Printer/Computers/Game Controlle(PC Games supported,PS4/XBOX not supported）.

Support Y/L Bluetooth Headset BT Wireless CSR 4.0 Dongle USB Dongle for SIP-T27G,T29G,T46G,T48G,T46S,T48S,T52S, Supports Yealink SIP-T46G Model....
Wideband audio support USB 2.0 Interface.
✅ Key features: Bluetooth 1.1, 1.2, 2.0 and 3.0 for wide-ranging use.
(NOT A WIFI DEVICE)Interface Supports Y/L : SIP-T46G, SIP-T48G, SIP-T29G Specification V4.0, back compatible with Bluetooth 1.1, 1.2, 2.0 and 3.0 for....
YES We use these primarily to connect headsets. Supports Y/L SIP-T46GWideband audio support- Answer/Terminate calls through wireless headset- 10m....

Support AT command, users can change the serial port baud rate, device name, pairing password and other parameters as needed, use flexible..
It adopts CC2541 chip of American TI Company, configures 256Kb space, and follows V4.0 BLE Bluetooth specification..
Input voltage: 3.3V/5V only needs a set of power supply..
This module supports UART interface and supports SPP Bluetooth serial port protocol..

30PIN Bluetooth audio receiver is perfect for iPod dock speaker..
Interface: Standard iPod 30pin interface..
Support Bluetooth 2.1 protocol specification..
2 indicators, alternately flashes when there is no connection, blue light flashing slowly after connecting..
Can be used with iTouch, iPhone, iPad, computers and mobile phones, any Bluetooth A2DP audio devices, completely freed playback device from the base..

ฅฅ It adopts CC2541 chip of American TI Company, configures 256Kb space, and follows V4.0 BLE Bluetooth specification..
ฅฅ Input voltage: 3.3V/5V only needs a set of power supply..
ฅฅ Support AT command, users can change the serial port baud rate, device name, pairing password and other parameters as needed, use flexible..
ฅฅ It supports UART interface and supports SPP Bluetooth serial port protocol..

Next-gen connectivity – Includes extensive upgrades including onboard U.2 / M.2 slots that tap into 32Gbps of PCIe bandwidth, 3×3 802.11ac Wi-Fi, dual Intel LAN, and USB 3.1 Type C.
ASUS Aura – Features controllable RGB onboard lighting and 4-pin strip header that can be synced with an ever-growing portfolio of Aura-capable ASUS hardware.
Patent-pending SafeSlot – Reinvented, strengthened PCIe slot utilizes a new insert-molding process to bind the slot to fortifying metal for superior retention and shearing resistance.
5-Way Optimization – 1-click full system tuning handles everything from overclocking to cooling and beyond.
SupremeFX Audio – ROG-renowned audio with SupremeFX shielding for noise reduction and dual op-amps to drive 32-300 ohms impedance headphones.Bluetooth V4.0.
NOTE: Check User Guide in Technical Specification before use.

Connect your Computer/Laptop with Bluetooth Enabled Devices such as Mobile Phones, Printers, Headsets, Stereo headphones and game controllers,....
Latest Bluetooth specification v5.1 Class 2 with low energy technology.
Fully compatible with older Bluetooth equipment.
Compatible with 32 bit and 64 bit Windows 11/10/ 8.1/ Windows 8 / Windows 7 / XP / Raspberry Pi / Linux PCs that do not have in-built Bluetooth.
Windows 11/10 (Needs driver installation). Plug & Play installation for Win 8.1, 8 with default Bluetooth stack. Works with Raspbian and Ubuntu on....
Kinivo Warranty: 2 Year Warranty and US based customer support.

【6 COLOR RING RGB LIGHTING CHOICES】Do you want to make your car inside looks more distinctive and cooler? VicTsing FM transmitter will meet your....
【QC3.0 QUICK CHARGE SAVING YOUR TIME】 Dual USB ports, simultaneous dual charge by this Bluetooth FM transmitter for Car.
【HI-FI MUSIC ENJOY & 3 PLAYING MODES】Supporting music playing via U Disk (≤32G)/TF Card (≤32G)/Bluetooth, this Bluetooth car adapter will....
【BLUETOOTH VERSION 5.0 & STABLE TRANSMISSION】Adopted Bluetooth V5.0 (Compatible with V1.2/2.0/2.1/V3.0/4.0/V4.1/V4.2), this wireless FM....
【CRYSTAL MUSIC KISSING YOUR EARS】 Bluetooth 5.0 transmission uses the purity and clarity of the special sound of DSP technology, offers....

Product 1: Larger than life sound: it's perfect for any room, big or small. Built with advanced components, it produces clean and precise Audio, even at the highest levels.
Product 1: Bluetooth 5.0 aptX technology provides lossless wireless sound at a range of up to 30 feet while maintaining connectivity.
Product 1: Use the Marshall Bluetooth app or the analog controls on your speaker's top panel to perfect your sound according to the room you're in.
Product 1: There are more ways to connect than just Bluetooth 5.0. Plug into the RCA or 3.5mm input for an analog listening experience.
Product 2: Larger than life sound it's perfect for any room big or small Built with advanced components It produces clean and precise Audio even at the highest levels.
Product 2: Wirelessly connect with Bluetooth 5 0 Bluetooth 5 0 aptX technology provides lossless wireless sound at a range of up to 30 feet while maintaining connectivity.
Product 2: Customize your sound Use the Marshall Bluetooth app or the analogue controls on your speaker's top panel to perfect your sound according to the room you're in.
Product 2: Wired connectivity there are more ways to connect than just Bluetooth 5 0 Plug into the RCA or 3 5mm input for an analogue listening experience.