They are both excellent and speed up the phone quite a bit.
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	4:nsubj|6:nsubj	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	4:cop	_
3	both	both	ADV	RB	_	4	advmod	4:advmod	_
4	excellent	excellent	ADJ	JJ	Degree=Pos	0	root	0:root	_
5	and	and	CCONJ	CC	_	6	cc	6:cc	_
6	speed	speed	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	4:conj:and	_
7	up	up	ADP	RP	_	6	compound:prt	6:compound:prt	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	9:det	_
9	phone	phone	NOUN	NN	Number=Sing	6	obj	6:obj	_
10	quite	quite	DET	PDT	_	12	det:predet	12:det:predet	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	12:det	_
12	bit	bit	NOUN	NN	Number=Sing	6	obl:npmod	6:obl:npmod	SpaceAfter=No
13	.	.	PUNCT	.	_	4	punct	4:punct	_
