Specifications
Version
Frequency Range
RF Output Power (E.I.R.P.)
Maximum Communication Range
Pairing
Profile
Maximum Output Power
Full Bandwidth Power
(at less than 1 % THD)
Speaker Impedance
Preout Level/Load
Preout Impedance
Bluetooth V4.2
2.402 GHz — 2.480 GHz
+4 dBm (MAX), Power Class 2
Line of sight approx. 10 m (32.8 ft)
SSP (Secure Simple Pairing)
HFP1.7.1 (Hands-Free Profile)
A2DP (Advanced Audio Distribution Profile)
AVRCP1.6.1 (Audio/Video Remote Control Profile)
PBAP (Phonebook Access Profile)
SPP (Serial Port Profile)
50 W × 4 or
50 W × 2 + 50 W × 1 (Subwoofer = 4 Ω)
22 W × 4
4 Ω — 8 Ω
KW-R940BTS:
4 000 mV/10 kΩ
KW-X840BTS:
2 500 mV/10 kΩ
≤ 600 Ω
Operating Voltage
Installation Size (W × H × D)
Net Weight (includes Trimplate,
Mounting Sleeve)
Subject to change without notice.
12 V DC car battery
KW-R940BTS:
178 mm × 100 mm × 156 mm
(7-1/16" × 3-15/16" × 6-3/16")
KW-X840BTS:
178 mm × 100 mm × 100 mm
(7-1/16" × 3-15/16" × 3-15/16")
KW-R940BTS:
1.4 kg (3.1 lbs)
KW-X840BTS:
0.8 kg (1.8 lbs)
ENGLISH
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