Cross recessed
countersunk-head
machine screw
Hardened iron 1018, Φ 2.0*3.7
mm, nickel plated
Metal dome array of
PTT key
SUS301, Φ5mm, four-point metal
dome
Heat-conducting
silicon pad
Silica gel, black, 3*6*9mm,
hardness 20°
DP586_PTT_1600707, 0.8mm
thick, FR-4
Brass, black nickel plated surface
O-shaped ring of
antenna pedestal
Silica gel, outer diameter 11mm,
wire diameter 1.5mm
Battery KB-75A (with
logo)
7.4V,2000mAh, Li-ion battery
Cross
round-and-mushroom
headed machine
screw
M2.5*8 mm, stainless steel, black
zinc plated
Silica gel, pantone 172C,
hardness 40±5°
M2.5*7.5 mm, round-head,
stainless steel
Silica gel, outer diameter 4 mm,
wire diameter 1.0 mm
Waterproof pad for
earphone jack
Hardness 30°, silica gel, orange
PT172C
ADC12, surface grinding + sand