Mini Wireless Cordless Clip-on Lapel Tie Microphone Mic Transmitter Set for Teacher Lecturer Office Meeting
Mini Wireless Cordless Clip-on Lapel Tie Microphone Mic Transmitter Set for Teacher Lecturer Office MeetingMini Wireless Cordless Clip-on Lapel Tie Microphone Mic Transmitter Set for Teacher Lecturer Office MeetingMini Wireless Cordless Clip-on Lapel Tie Microphone Mic Transmitter Set for Teacher Lecturer Office Meeting



Features: 

Super Convenient: Compact size and ultra lightweight.
Noise Cancelling: Rejects unwanted noise to improve sound quality.
Easy To Carry: Just clip the Mic on your lapel and fix the transmitter on your belt.
Professional Microphone: Suitable for speakers, teachers, presenters and lecturers.
Outstanding Sound & Stable Performance: Perfect for classroom, teaching, meeting, conference and sales demonstrations.
This machine is easy to use, as long as the receiver in the hole with 6.35 mm diameter Φ microphone input amplification equipment can be used, using about 15 meters distance (note: just 15 meters test data, the actual use is influenced by various factors, the concrete there
Different.)
SNR: > 60Db
Distortion: <1%
Sensitivity: -50db 
Type: Microphone
Directivity: All Pointing 
Connectivity: Wireless
Modulation Mode: FM 
Working Range: 8-20m
Frequency Range: 111-116mhz
Frequency Response: 100hz-12khz 
Effective Power Consumption: 70mA 
Operating Voltage: 9v Laminated Battery / 1.5vaa Battery(Not included)

Note: 

This product can not be used alone, and must be with the amplifier amplifier equipment to sound!Power amplifier must be 6.5 mm Φ microphone interface, if there is no this kind of interface, can turn with 6.5 mm Φ Φ 3.5 mm connector

Package Including: 

1 x Receiving Host(Battery NOT Included)
1 x Collar-Clip Microphone
1 x Waist-Mounted Transmitter
1 x User Manual




Mini Wireless Cordless Clip-on Lapel Tie Microphone Mic Transmitter Set for Teacher Lecturer Office MeetingSee detail


5 Ports 1080P 4K HD Switcher Splitter Hub Adapter for Nintendo Switch HD-DVD PS3 PS4 Game Console Video Stream Media Box
5 Ports 1080P 4K HD Switcher Splitter Hub Adapter for Nintendo Switch HD-DVD PS3 PS4 Game Console Video Stream Media Box5 Ports 1080P 4K HD Switcher Splitter Hub Adapter for Nintendo Switch HD-DVD PS3 PS4 Game Console Video Stream Media Box5 Ports 1080P 4K HD Switcher Splitter Hub Adapter for Nintendo Switch HD-DVD PS3 PS4 Game Console Video Stream Media Box



Features:

5 Input to 1 Output Switch: 4K HDMI switch can easily stream video from 5 HDMI devices to 1 HDMI TV display or projector, perfect for Xbox 360 One, PS4 PS3, For Nintendo Switch Wii, For Blue-ray player, DVD player, Roku Stick, computer etc.
4K Resolution: HDMI Switcher support brilliant 4K resolution, deep color, as well as 3D compatibility.
Remote Control: This hdmi splitter switch between devices quickly and easily while being seated in your sofa.
Compatible with: For Nintendo Switch, For Blue-ray, For PS4, For PS3, For Xbox, For HD-DVD, For SKY-STB, For Xbo360 and other audio and video device. For XBOX, For ps4 pro, For roku tv stick or other HDMI 2.0 or 4K 60HZ devices, you need to refresh rate to 30HZ.
 
Specification:

5 HDMI inputs / 1 HDMI output
Supports 4K resolutions @ 30Hz
Supports 12-bit Deep color per channel; maximum of 36-bits across all channels
Supports 3D devices
Supports HDCP
Supports audio formats such as DTS-HD, Dolby TrueHD, LPCM7.1, PCM, DTS, Dolby Digital AC3, DSD
24k gold-plated ports
IR Receiver and a Remote Control included
 
Package included:

1 x 5 Ports HDMI Switch
1 x IR Receiver 
1 x Remote Controller
1 x USB Power Cable
1 x Sticker
 




5 Ports 1080P 4K HD Switcher Splitter Hub Adapter for Nintendo Switch HD-DVD PS3 PS4 Game Console Video Stream Media BoxBuy Now


ESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V-80V
ESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V-80VESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V-80VESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V-80V



Description:

LC-Relay-ESP12-1R-D8 single way relay development board carry on ESP-12F WiFi module I/O port is fully extracted, support DC8-80V/USB 5V and other power supply methods. Supply for Arduino development environment reference code, suitable for  ESP8266  secondary develop learning, smart home wireless control and other occasions.

Feature:

1. Onboard mature and stable ESP-12F WiFi module, High capacity4M Byte Flash.
2. Reserve GPIO for ESP-12F
3. Reserve UART firmware update interface
4. Onboard WiFi module RST reset button
5. Onboard 1 channel 5V relay

Parameter:

1. Model: LC-Relay-ESP12-1R-D8
2. Work Voltage: DC8-80V/USB5V
3. WIFI IC: ESP8266
4. Communication Protocol: UART
5. Load voltage: AC 250V or DC 30V(Max)
6. Load current: 10A(Max)
7. Work Temperature: -25℃~85℃
8. Work Humidity: 5%~95%RH
9. Size: 59*48*19mm

Package:

1 x WIFI Relay Switch Module
1 x 2*7Pin 2.54mm Male Pin
1 x 2*6Pin 2.54mm Male Pin
1 x 5Pin 2.54mm Male Pin
1 x 2.54mm Jump Cap




ESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V-80VSee detail


Computer Latching Button Board Top Desktop 24/20-pin Accessories DIY ATX Power Supply PC Adapter Module
Computer Latching Button Board Top Desktop 24/20-pin Accessories DIY ATX Power Supply PC Adapter ModuleComputer Latching Button Board Top Desktop 24/20-pin Accessories DIY ATX Power Supply PC Adapter ModuleComputer Latching Button Board Top Desktop 24/20-pin Accessories DIY ATX Power Supply PC Adapter Module



Features:

High-quality 24Amp(per position) screw terminal blocks.
With a latching button switch to control power on and off.
Electronics-salon 24/20-pins ATX DC power supply board.
24-pins standard ATX connector, support 20 / 20+4 / 24 pins wire header.
A variety of output methods, in addition to the terminal cable, there is a pin output

Package includes:

1 x Board Module





Computer Latching Button Board Top Desktop 24/20-pin Accessories DIY ATX Power Supply PC Adapter ModuleSee detail