device for audio guide

.... The first is a set of signal transmitters which were pre-installed at different locations of a museum or a scenic spot. The second is a handset d...

... Tour Radio Systems For Scenic Spot TuMan 8 series ,apply to: wireless team interpretation,simultaneous interpretatio...

Medical urology Zebra wire Product Description Zebra wire Color: black and white; blue and white; yellow and white size: 0.032", 0....

Ultrasound Biopsy Needle Guides for Biosound Biosound LA522/LA523/LA532 Transducer 1. Type:Three angles, accepts 16,18 Gauge instruments 2. Features:s...

Third Generation Supraglottic Airway with Vision Systems Supraglottic airway are currently widely used for airway management bo...

... Elevator Tension For Elevator Pit Rail Side Type SN-SG-OX350A Specification Sheave diameter:240mm Wire rope diameter:8mm Weigh...

... serves as a Fiber Optical Converter, allowing you to seamlessly transmit signals over fiber-optic cables. The 403 Forbidden Fast Ethe...

Product Description: The Industrial Communication Devices product is a versatile and reliable solution designed for various industrial environments. T...

Wireless Audio Video Intercom Terminal 4G Battery Camera for law enforcement As a high performance individual portable product, 4G HD portable individ...

... you protect your privacy. Although these have been mostly used by the p olice, the army and government departments, anyone can use them to...

...fixed-wing, DIY, and FPV models—even in complex electromagnetic environments. With a low false alarm rate, it provides clear , visual, and vib...

... for environmentally conscious designs. Key applications include LED switching power supplies, over-current protection in systems, voltage re...

Specification: DC3.5*3Pnickel plating; 1428*4C*1100-PVC cable; 1509-32 speaker,in-ear earbuds;ABS； Sensitivity 110+/-5dB frequency range:20-20000Hz; R...

COMER​, a professional voice prompt products /IP Camera security system manufacturer(ww w.wificamerasystem.com, Sky pe:comerspeaker, mail to ally(at)w...

Quick Detail Introduce: 1) Designed specifically for individuals with physical disabilities. 2) Smart keypad (incuding braille) digital tactile pad (b...

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... with playback in retail store For equipment audition of Bluetooth and headphone products, through LINE IN connection...

...the ability to access guestbooks from mobile Guestbook allows users to record messages with a Crosley phone, a telephone, or a...

... frequency signals from one to another, as well as to change the frequency of a signal from one to another. This is perf...

Single Channel Network Surge Protecter Rail 1. Support 10/100/1000Mbps Ethernet Protection 2. Rail & Desktop Installation 3....