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10pcs TP4056 Charging Module with Battery Protection 18650 BMS 5V Micro Type-C USB 1A 18650 Lithium Battery Charging Board  10pcs TP4056 Charging Module with Battery Protection 18650 BMS 5V Micro Type-C USB 1A 18650 Lithium Battery Charging Board,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment WSDMAVIS 1 Pcs DC-DC Buck-Boost Converter Adjustable DC 7V-32V to 0.5V-32V 4A 50W CC CV Step Up/Down Power Supply Module with Cooling Fan  WSDMAVIS 1 Pcs DC-DC Buck-Boost Converter Adjustable DC 7V-32V to 0.5V-32V 4A 50W CC CV Step Up/Down Power Supply Module with Cooling Fan,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment SprintBooster SBSC0002S Plug-N-Play Performance Upgrade Power Converter  SprintBooster SBSC0002S Plug-N-Play Performance Upgrade Power Converter,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment,Tools & Equipment LM2596 DC-DC 4~40V Adjustable Converter Module Voltage Step Down Regulator Power Module with Voltmeter  LM2596 DC-DC 4~40V Adjustable Converter Module Voltage Step Down Regulator Power Module with Voltmeter,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment World to US Plug Adapter with 3 USB & 1 PD Type-c Quick Fast Charger Ports, LENCENT Type B European EU Europe/UK/Australia/China to USA American Canada Japan Outlet Power Adaptor Travel Plug Converter  World to US Plug Adapter with 3 USB & 1 PD Type-c Quick Fast Charger Ports, LENCENT Type B European EU Europe/UK/Australia/China to USA American Canada Japan Outlet Power Adaptor Travel Plug Converter,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment NORSTAR ST-500 Step UP and Step Down Transformer and Voltage Converter, 500 WATT, Fuse Protection and Two FUSEINCLUDED,110/220 Volt Volt 4350282498  NORSTAR ST-500 Step UP and Step Down Transformer and Voltage Converter, 500 WATT, Fuse Protection and Two FUSEINCLUDED,110/220 Volt Volt 4350282498,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment,Tools & Equipment DC-DC 8-60V to 1.2-36V 15A(MAX) 150W Step Down Power Apply High-Power TOFKE  DC-DC 8-60V to 1.2-36V 15A(MAX) 150W Step Down Power Apply High-Power TOFKE,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment,Tools & Equipment DuraComm DPS-55 Power Source Utilities with Low Noise Supply  DuraComm DPS-55 Power Source Utilities with Low Noise Supply,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment,Tools & Equipment

• The module is mainly used for short distance transmission of music, you can easily and Bluetooth laptop, cell phone, PDA and other digital products connected devices, wireless transmission of music
• The module is mainly used for short distance transmission of music, you can easily and Bluetooth laptop, cell phone, PDA and other digital products connected devices, wireless transmission of music
• Bluetooth module uses driver-free way, customers just need to block access to applications, you can quickly and easily implement wireless transmission of music, enjoy wireless music fun.
• Improved Audio Quality.
• Music Enhancements.

Bluetooth specification: Bluetooth V4.0
Modulation: GFSK, ? / 4 DQPSK, 8DPSK
Supply voltage: 3.3-4.V
Bluetooth protocol: HFPV.6, HSPV., ADPV., AVRCPV.4
Operating Current: ?30mA
Standby current: <50uA
Temperature range: -40oC to + 80oC
Wireless transmission range: greater than 0 m
Transmission power: Support CLASS / CLASS / CLASS3 maximum adjustable 9d
Sensitivity: -80dBm <0.% BER
Frequency range: .4GHz-.480GHz
External Interface: PIO, SPI, IS and PCM, USB
Audio performance: Support for AAC, MP3, SBC, APTX, stereo
Audio SNR: ?5dB
Distortion: ?0.%
Size: 5X3.5X0.8mm
Weight:g / 0.04oz
Size: * 4 mm / .05 * 0.53 in(L * W )
Bluetooth Profiles ?
Bluetooth v4.0 specification support
HFP v.6 wideband speech (HD voice ready)
HSP v.
ADP v.
AVRCP v.4
Support for smartphone applications (apps)

KNACRO CSR8645 4.0 Low Power Bluetooth audio module, support for lossless compression APTx speaker amplifier,Power Converters,Garage & Shop,Garage & Shop,Tools & Equipment,Tools & Equipment

KNACRO CSR8645 4.0 Low Power Bluetooth audio module, support for lossless compression APTx speaker amplifier

10pcs TP4056 Charging Module with Battery Protection 18650 BMS 5V Micro Type-C USB 1A 18650 Lithium Battery Charging Board WSDMAVIS 1 Pcs DC-DC Buck-Boost Converter Adjustable DC 7V-32V to 0.5V-32V 4A 50W CC CV Step Up/Down Power Supply Module with Cooling Fan SprintBooster SBSC0002S Plug-N-Play Performance Upgrade Power Converter LM2596 DC-DC 4~40V Adjustable Converter Module Voltage Step Down Regulator Power Module with Voltmeter World to US Plug Adapter with 3 USB & 1 PD Type-c Quick Fast Charger Ports, LENCENT Type B European EU Europe/UK/Australia/China to USA American Canada Japan Outlet Power Adaptor Travel Plug Converter NORSTAR ST-500 Step UP and Step Down Transformer and Voltage Converter, 500 WATT, Fuse Protection and Two FUSEINCLUDED,110/220 Volt Volt 4350282498 DC-DC 8-60V to 1.2-36V 15A(MAX) 150W Step Down Power Apply High-Power TOFKE DuraComm DPS-55 Power Source Utilities with Low Noise Supply KNACRO 24V 36V 48V Step Down to 12V 3A 36w DC-DC Converter Regulator Waterproof 15-55V to 12V 3A 36W DC Car Power Converter VCT VT-800 Heavy-Duty Voltage Transformer 800 Watt Step Up/Down Converter for 110 Volt - 220V / 240 Volt VCT Electronics Step Up Converter, JESSHINY DC 5V To DC 12V Step Up Power Module Converter Cable With DC Connector Plug (5V To 12V) RD DPS5020 50V 20A Constant Voltage Current Step-Down Power Supply Module Buck Voltage Converter Voltmeter (DPS5020-USB-BT) Aceirmc 12pcs MP1584EN Mini 3A DC-DC Buck Converter 4.5V-28V to 0.8V-20V Adjustable Voltage Regulator 24V/12V/9V to 12V/5V/3.3V Step-Down Power Module High Voltage Supply DC 24V - DC 5,5kV Inverter Transformer for DIYs 2 in 1 XL4015 5A Adjustable Power CC/CV Step-Down Charge Module LED Driver Voltmeter Ammeter Constant Current Constant Voltage Oc71 DC 12V Step Up to DC 19V 95W 5A Converter Car Laptop Power Supply Adaptor Waterproof IP68 Voltage Converter Regulator Auxcell Ltd

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