Retekess T113 restaurant buzzer system used for remind customer to get their food and no longer to looking for customers; can improve work efficiency; don't worry about the long queues to causing confusion | Each restaurant buzzer has built-in rechargeable lithium battery and the restaurant waiting buzzers can work about 12 hours; avoid the trouble of frequent charging | Built-in external antenna; stronger and more stable signal; working distance is about 500m or 1640ft at open area; easy to change logo; leave a deeper impression on customers | 3 Prompt modes; vibration; buzzer; vibration and buzzer; each mode is accompanied by the LED flashing; easy to change mode time from 7s to 35s; you can set the appropriate reminder mode and reminder time as required | The restaurant pager system can call up to 98 restaurant buzzers; when 16 buzzers are not enough; just add more pagers; widely used in the restaurant; food court; warehouse; church and auto show or somewhere need to queue up

Access control keypad is sturdy rugged keypad; with zinc alloy electroplated technology;The circuit board is completely encapsulated in epoxy to be weatherproof; keyboard is waterproof so you can use it outdoor or indoor | Backlight Function; In dark locations or night you can read numbers light up;Light indication for different modes; Red light stands for Enter into programming mode;Yellow light for in the programming mode;Green light for Operation successful mode | Wiegand access control keypad can be as a standalone reader or keypad;0-99s adjustable door relay time; It is a relay output to open the door; so that you could connect this to a powered device without the use of some computing intermediate | Easy to use;full programming from the keypad;support 3 access ways for card;PIN or card with PIN;you can set the public password or private password and the password can be changed which is more secure and personalized | You can use the access control keypad to add and delete 2000 user information; set the door open delay time; has short circuit protection

Sturdy appearance hard to destroy; no need to worry about forgetting to key or losing the key; just enter the password or card to open the door; wire is cut; door will be locked | Zinc alloy metal buttons; internal potting; allowing long-term use in rain and sunlight; soft keyboard backlight design; easy to find and enter the password correctly even at night; useful | Smart access control with large capacity; support 2000 users; 3 ways of access: card; code; card + code; provide more convenience for family or trusted friends | All operations are done on the keyboard; can set the door delay time; change the password; changed the way the door is opened; convenient and practical | User installation manual helps you better create or delete access codes; light colors indicate different working conditions; can be set freely; provide more convenience for your life

Portable shortwave radio;4.7 x 3.1 x 0.9 in very small; compact; It is amazing to find this much functionality in such a small package; Will fit in a man's shirt pocket; No alarm;only sleep timer | V115 transistor radio bass sound with MIC recording and line in recording radio recording etc 3 recording mode and simple 64kbps; quality 96kbps ; super 128kbps 3 recording quality | Tuning method and storage method; Use the automatic search in the menu to automatically search and store the nearby available stations; long press the fast forward button to automatically jump to the next available station; directly enter the station or the stored station number through the digital buttons; Long press the "5" button to manually store the current frequency to the storage location you want | Built in 4 languages Chinese English Spanish and Russian; 9k/10k for AM tuning increment;package not including adaptor;just including usb cable;you can charge the radio from computer or connect phone adapter | AM FM SW radio; FM: 87-108MHz; AM: 520-1710KHz (9/10K); SW: 4.75-21.85MHz; FM reception is best; SW reception is better at night or when an external antenna is connected; AM reception is unstable

Pocket design; 3.9 x 2.2 x 0.6 in size and 0.17lb weight; easy to carry; it reaches the maximum transmission distance of 200 meters | Long working time; the radio transmitter are equipped with built-in 2000mAh polymer lithium battery and supplied with high performance; the USB cable with the bold copper core support faster charging speed | Clear sound quality; this radio transmitter has a clear sound quality and high sensitivity due to its digital audio processing; built-in condenser microphone; support for external condenser microphone | MP3 and music player; support TF card and AUX line-in to play music with the 3.5mm male to male Aux cable; so the radio transmitter can play music of your phone to the fm receiver | The frequency range is: 88.1-107.9Mhz; 1 transmitter can pair up to countless fm receivers; if you have more than one tour guide or simultaneous interpreting area you would like to add; just DIY and fulfill your needs

The FCC ID is 2AAR8TR508; according to Title 47 SECTION 15.205 Restricted bands of operation; it is legal | MP3 broadcast radio stereo station; fm broadcast transmitter is ideal for all stereo audio broadcasting; MP3; PC; wireless speakers; mixing boards; game device; etc | Audio mic volume; use the mic at the same time as any audio source and the interface controls are more flexible; giving you more control over every feature | Long range FM transmitter; broadcast 300m/980ft (a barrier-free environment) in all directions in rich; static-free audio | FM broadcast transmitter reaches every corner of your house; yard; garage; office space and car

FCC certified. FCC ID: 2AAR8TR509 | Line level stereo input;professional PLL modulation system;make transmitter work stable | Long distance;max 1km/3280ft long range;transmitter can also be connected external mic equipment and used in wide place such as campus shopping mall radio;conference speech etc | High visibility lcd interface for maximum ease-of-use; parameters used by mini FM transmitter can be automatically saved after shutdown;It can be read automatically the next time it is turned on | The stability of the chassis using high quality aluminum alloy material;excellent heat dissipation;no noticeable sound delay when listening to audio from our FM transmitter

8M external window speaker; can meet the needs of longer distance; no longer have to worry about the trouble caused by insufficient cable length | Connect wireless microphone; window intercom speaker can realize wireless communication; avoid wire constraints; bring more freedom to the staff; great for office with customer window | High power output; intercom speaker system adopts high power input and output technology; loud sound; clear sound quality | Two-way intercom communications technology; the window speaker system can automatically identify and process voice signals, and no operation is required during the communication | Retekess TW102 window speaker uses a 4 core high-strength aluminum foil shielded wire; strong anti-interference ability; which makes the voice clear and natural