2. Model: DY20
a. 4000mAh battery
b. Aluminum alloy
enclosure
c. 2*5W loudspeakers
d. Rich sound with
good bass
e. Reasonable factory
price
f. FM radio
Szdoubleseven.com
3. Model: Sport 1
a. 9 hours working
time
b. Waterproof
c. Rich sound with
good bass
d. Transmission :20m
e. ISSC solution
f. Unique design
Szdoubleseven.com
4. Model: DY22
a. The hottest selling
product.
b. 2000mAh battery
c. 2*5W loudspeakers
d. Clear sound with
good bass
e. Low factory price
f. FM radio, built-in
antenna
Szdoubleseven.com
5. Model: Sport 4
a. 9 hours working
time
b. Waterproof
c. Rich sound with
good bass
d. Transmission :20m
e. ISSC solution
f. Unique design
Szdoubleseven.com
6. All the products are on our website: www.szdoubleseven.com
ATTN: Leo Hu Email: Leohu@szdoubleseven.com
Price list will be sent once receive your email.