Shenzhen Compare Electronics Co., Ltd

Shenzhen, China

Low delay( from transmission to reception< 200 ms)high quality sound (more than mp3)remote advertising service platformsmart phone app.( androidios).

We offer compare atheros ar9331 wifi module iot.Model p66main chip ar9331frenquency 400mhzsize 45mm*25mm2.4g rf 1t1rpin dip60_1_27 smtinput voltage 3.3vtransmittion rate 150mbpsnetwork interface 1wan 4langpio 18uart 1i2s 1i2c 1usb2.0 1spi 1audio decode flash 16mb128mbmemory 512mb2gbcpu mips24ksoftware openwrt, atheros sdk linux

We offer baby monitor wireless speaker module mt7620a series.P78-a2 module is a complete and self-contained wifi music module solution, supporting ieee802.11bgn, ieee 802.11i and ieee 802.11e protocol. It supports 2.4ghz wireless lan network, 2t2r and transmit rate up to 300mbps. It also supports usb music play and tf card music play. Its compatible with i2s, i2c and pcm interface, together with 2 uart. There are serial gpio. Its widely used in wifi socket, wifi audio transmitter and receiver, industrial controller, webcam, smart home iot control center and so on.

We are offering wireless products. specifications of wifi: model: cp823 standards: ieee 802.11n, ieee 802.11g, ieee 802.11b, csmaca with ack port: sdiogspi frequency range: 2.42.4835ghz channel: 1-14(optional usa norm, en, japanese norm) modulation type: 802.11 gn: ofdm 802.11b: cck(11, 5.5mbps), qpsk(2mbps), bpsk(1mbps) transmission rate: 802.11b: 11, 5.5, 2, 1 mbps; 802.11g: 54, 48, 36, 24, 18, 12, 9, 6 mbps; 802011n: max 150mbps receive sensitivity: indoor up to 30m, outdoor up to 80m(base on the environment) rf rate: 16dbm(maximum) antenna gain: need external antenna spread-spectrum technique: dsss(direct sequence spread spectrum) working voltage: dc 3.3v 0.2v dimension: 12mm*12mm*2mm working environment: working temperature: -20 to 45 storage temperature: -40 to 70 operating humidity:10% to 90%rh noncondensing storage humidity: 5% to 90%rh noncondensing supported os: windows 2000xpvistawin 7linux chip: realtek rtl8723bs specification of bluetooth: model: cp823 interface type: uart(2g3g calling need connect pcm port) bluetooth transmission protocol: bluetooth v2.1+edr bluetooth3.0bluetooth 4.0 frequency range: 2.402ghz - 2.480ghz working channel: 0-78 modulation type: gfsk, dpsk transmission distance: indoor up to 10m, outdoor up to 20m(base on the environment) rf rate: 8dbm(maximum) antenna gain: need external antenna(can share with wifi antenna) spread-spectrum technique: frequency hopping working voltage: dc 3.3v 0.2v supported os: windows 2000xpvistawin 7linux chip: realtek rtl8723bs

We offer hot sell esp8266 serial wifi module sending and receiving wireless mod.Introductioncp8266ex v1.0 is a complete and self-contained wifi network solution, compatible with software application or unloaded all wifi network functions by another application processor. When installed application and as the only application processor of the device, it can start directly from external nand flash. Built in cache memory is conducive to raise system capability and decrease memory occupation.There are powerful chip processing and storage capacity of cp8266ex v1.0, through the gpio port integrated sensor and other application specific device, to achieve the lowest preliminary development and operation of possessing system resources to the least.Product features built-in tcpip protocol stackwi-fi direct (p2p)soft-apbuilt-in temperature sensorbuilt-in tr switch, balun, lna, power amplifier and matching networkbuilt-in pll, voltage regulator and power management componentsless than 10 ua power leakage currentbuilt-in low power 32-bit cpu: can double as application processorstbc, 1x1 mimo, 2x1 mimoa-mpd and a-msdu converge, 0.4s guard intervalwake up, connection and transfer data packets within 2 msstandby power consumption is less than 1.0 mw (dtim3)

We ofer realtek 8723bu short range usb wifi + bluetooth combo module model cp319v3.1chip realtek rtl8723buport usb2.0antenna gain need external antennaworking voltage dc 3.3v 0.2vdimension 16mm*12.4mm*2mmbluetooth transmission protocol bluetooth v2.1+edr bluetooth3.0bluetooth 4.0antenna gain need external antennacan share with wifi antenna.

We are offering wifi audio receiver.Product introductionswifi music box is a device to upgrade normal speaker into wifi speaker. Music can be transmitted to speaker by connecting wifi sound box with normal speaker, using music app of iphone or android phone through the function of airpalydlnaqplay. Its compatible with a wide range of app. Its also can be used as a 300mbps wireless router with thetransmissionrate up to 300mbps, supporting 802.11bgn protocol. The function of amplifying wifi signals, expanding the coverage of wifi hotspots and coverting the wired network into wirelessnetwork are included product featuresbe connected to speaker to upgrade normal speaker into wifi speaker simple to use; able to achieve the function of playing wirelessly from devices such as mobile phone, pad, pc to speakers support online or local music playsupport u-disk music playusing the top transmission chip and audioprocessingchipto providehigh-fidelity sound super universal relaymode; be able to amplify and share wifi signalssupport multi-room

Be connected to speaker to upgrade normal speaker into wifi speakersimple to use; able to achieve the function of playing wirelessly fromdevices such as mobile phone, pad, pc to speakerssupport online or local music playsupport u-disk music playusing the top transmission chip and audio processing chip toprovide high-fidelity soundsuper universal relay mode; be able to amplify and share wifi signalssupport multi-room.

Cp830 is a highly integrated module with low power 802.11n wireless lan(wlan) network controller. Itcombines an arm-cm3 mcu, wlan mac, a 1t1r capable wlan baseband, and rf function. It alsoprovides a bunch of configurable gpios which are configured as digital peripherals for different applicationsand control usage.Cp830 integrates internal memories for complete wifi protocol functions. The embedded memoryconfiguration also provides simple application developments.

This miniature adapter is designed to be as convenient as possible and once connectedto a computers usb port, can be left there. Speedy wireless transmission at up to150mbps ideal for video streaming or internet calls.