ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measurement functions: Lp, Leq, Le, Lmax, Lpeak
Frequency weighting: A-weighting, C-weighting
Time weighting: F (fast), S (slow)
Measurement time: 1 minute, 5 minutes, 10 minutes, or 1 hour
Measurement range: 30 dB ~137 dB (A weighting, 1kHz)
Tolerance: ±0.3dB (equivalent to class 1)
Display: Supports night observation and anti-glare during the day
Dimensions: 200 mm (H) x 50 mm x 34 mm
Weight: 160 g (including battery)
Power supply: AA batteries
Storage memory: 200 measurement data
Communication and report output port: USB-type C
Includes:
Main unit
WS-14 windscreen
Strap
Rubber holder for windscreen
USB port cover
AA batteries (2 pieces)
User manual
