Дууны систем | 2,000+ бүтээгдэхүүн

hospital wireless pager nursing home clinic isolation ward hospital bed wireless pager

mine explosion-proof telephone tunnel emergency pipe gallery acousto-optic alarm anti-noise waterproof dustproof ip telephone

SIP network intercom system two-way voice intercom one-key emergency help terminal visual host network extension

Two-To-Many Wireless Tour Guide Headset for Government and Enterprise Reception, Visit, and Conference with Handheld Microphone for Tour Guide Explanation

Wireless Explanator--one-sided Ear-hook Headphones

Coal mine explosion-proof telephone industrial chemical plant explosion-proof telephone mine tunnel waterproof three-proof loudspeaker

Home Android two-way intelligent touch screen visual remote video 4G wireless plug IP network intercom base

Xunling APE750 Table Card Wireless Pager Cafe Teahouse Foot Bath Club Wireless Call System

Xunling APE560 Hamburger Wireless Pager Restaurant KTV Foot Bath Hotel Teahouse Pager in Stock

Lenovo thinkplus Wireless Explainer One-to-Many Government and Enterprise Reception Sightseeing Tour Guide to Explain Double Lectures

Lenovo thinkplus Wireless Explainer One-to-many Scenic Tour Guide Explanation Reception Sightseeing Guide Equipment

Yinfan YF-M6 wireless narrator one-to-many headset team visit reception simultaneous interpretation guide narrator

Yinfan YF-Z8 wireless narrator one-to-many MP3 automatic explanation government and enterprise visit reception factory inspection tour guide

Yinfan YF-G63 Wireless Guide narrator one-to-many scenic spots museum exhibition hall explain outdoor teaching

Yinfan YF-5600 Museum Exhibition Hall intelligent partition broadcast narrator System Guide machine wireless on demand

A Pair of Multi-Guided Tour Guide Explanators, Visit and Reception Explanators, Wireless Explanators, Non-In-Ear Explanators

Besit guide wireless narrator one-to-many Bluetooth headset simultaneous interpretation Group Exhibition Hall narrator visit

Narrator one-to-many interpretation conference visit reception teaching training simultaneous interpretation interpreter wireless narrator

Besit wireless narrator one-to-many explanation system tour guide group explanation receiving earphone government and enterprise meeting participation

Tour guide wireless narrator one-to-many narrator FM 2.4g number tour guide machine Scenic Area Museum research Cross

Besit/bcity guide wireless narrator one-to-many Bluetooth ear machine simultaneous interpretation museum tourism

Wireless narrator guide one-to-many Bluetooth headset enterprise conference business reception training headset electronic group

Besit narrator one-to-many explanation system headset tour guide group explanation simultaneous voice wireless explanation machine visit

Besit wireless narrator one-to-many Guide microphone simultaneous interpretation microphone headset conference reception

Tour guide wireless narrator travel agency Scenic Area Museum electronic interpretation machine Bisette 813R/913R 1

Anders' New Atg-688 Noise Reduction High-Definition Sound Quality Explainer Tour Guide Explains Factory Reception and Visit Study

Supply of Colorful Multi-functional Small Round Ball Eight-claw Hook Fish Luring Lamp Fishing Lamp Fish Collection Lamp Squid Lamp Scheme Finished Product

Mobile phone tablet scan code scoring judge scorer multi-person multi-dimensional remote scoring software system lease

Conference voting device public judges scoring voting device wireless electronic scoring device sign-in conference voting system

Science and Technology Anti-drug Exhibition Hall Wireless Responder Knowledge Competition Interactive Equipment Multimedia Button Answer Software

Science and technology anti-drug exhibition hall exhibition hall multimedia touch screen answer software intelligent knowledge competition feedback interactive system

Anders Wireless Tour Guide Explains One-To-Many Tour Reception Guide with Non-In-Ear Headphones

UHF industrial grade three-proof rfid integrated long-distance fixed omnidirectional reader electronic tag card reader

Smart Classroom Software Dual-Teacher Multimedia Teaching Interactive System Answer Device Feedback Device Training Institution Voting Device

Wireless Responder Knowledge Contest System Answering Questions, Lights Button, Scoring Screen Activity Software Rental

Meeting selection voting competition on-site judges scoring voting software wireless electronic scorer competition system

Wireless Electronic Judge Scorer Professional Skills Competition Meeting Live Activity Scoring Selection Rental Software

Blind deaf-mute single-key multi-shock two-way foot pedal vibrator multi-shock rechargeable vibration Call Reminder

Tangxin Tx2006U2A 2-Way Telephone Recording Box USB Telephone Recording Box Telephone Recording System Powered

GPS Beidou Positioning Trigger Automatic Voice Guide Machine Scenic Area Museum Indoor Positioning Trigger Explanator