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The SRH145m+ portable headset is equipped with remote control and call function, which can bring rich bass and full-range sound quality to the Apple device for integrated control. The closed ear protection design can effectively isolate external noise, while the lightweight folding design and Adjustable earmuffs and cushioned top beams are ergonomically designed to ensure a comfortable fit after prolonged wear. 
APM 120V Smps Power Supply is widely used in automatic testing sector. The average conversion efficiency is 90%, the load regulation is low, which ensure stable output when the load is changing constantly. The Programmable Power Supply supports standard SCPI communication protocol, which is convenient for user`s secondary development.
Some features of the Adjustable Power Supply as below:
- Ultrafast respond time and high efficiency.
- Accurate voltage and current measurement capability
- Constant Power and wide range of voltage and current output
- Equips with LIST waveform editing function
- Support RS232/RS485/LAN/USB (standard) ,GPIB (optional)
- Master/Slave parallel and series operation mode for up to 10 units
- Built-in standard automobile electrical testing curves
- Full protection: OVP/OCP/OPP/OTP/SCP
- Voltage drop compensation by remote sense line.
- Have obtained CE,UL,CSA,FCC.ROHS
120V Dc Power Supply,Lab Dc Power Supply,Dc Regulated Power Supply,High Voltage Power Supply
APM Technologies (Dongguan) Co., Ltd , http://www.apmpowersupply.com